Colorful Weed Leaves Tumbler This Tmbler is 20 oz and is double wall vacuum insulated to ensure your drinks stay hot or cold for up to 12 hours. Check out the fun design that pops on these tumblers. you will surely pick up a conversation with this fun design. There are many more of thes fun tumbler designs at Dawn's Bright Creations whether it be tumbler, wind spinners, keychains, shot tumblers, or any of her many other items. Check them all out!!